Icahn's Blog: SEC Filings?

Carl Icahn -- corporate raider, activist, erstwhile investment banker -- has played coy with too many people about the arrival of his blog, The Icahn Report. In January, Mr. Icahn promised to blog about his exploits. But, 130 days later as of Monday, nothing has materialized.

We have a theory why: the SEC and its filing system are Mr. Icahn's blog. In fact, if you go by Wired.com's categories for the seven basic blog posts, Mr. Icahn...